CN220570310U - Cable connection protection component - Google Patents

Abstract

The utility model discloses a cable connection protection assembly, which relates to the technical field of cable connectors and comprises a connection cable, wherein a cable core is arranged in the connection cable, a threaded sleeve is movably connected to the outer side of a terminal cable, two groups of rubber sleeves are fixedly connected to the outer side of the threaded sleeve and symmetrically distributed on the outer side of the threaded sleeve, a wire tightening hoop is movably connected to the outer side of the threaded sleeve, two groups of extending edges are arranged on the outer side of the wire tightening hoop and symmetrically distributed on the outer side of the wire tightening hoop, a fastening bolt is connected to one side of each extending edge in a threaded manner, and a fastening nut is connected to one side of each fastening bolt in a threaded manner. According to the utility model, the tightening hoop is contracted by continuously rotating the tightening bolt and the tightening nut on the tightening hoop, so that the rubber sleeve can be tightly pressed on the cable, the sealing of the joint of the cable is effectively realized, the condition that personnel are electrocuted due to leakage of the sealing structure in the use process is avoided, and the safety of the assembly is greatly improved.

Description

Cable connection protection component

Technical Field

The utility model relates to the technical field of cable connectors, in particular to a cable connection protection assembly.

Background

After the cable is laid, the sections of wire must be connected as a whole, and these connection points are called cable joints. The cable joints in the middle of the cable line are called intermediate joints, while the cable joints at both ends of the line are called terminal heads.

The cable joint is the subassembly that is used for connecting the cable, but current cable joint is the direct exposure in the junction with the cable outside, and its protection security just relatively poor when directly exposing outside, just appears cracked phenomenon very easily under the external force collision of meetting, has influenced holistic life.

The prior Chinese patent is searched: the utility model provides a protection architecture for cable joint (publication number: CN 218449447U), includes the joint subassembly, runs through the positive cable subassembly of setting at the joint subassembly, the front side on joint subassembly surface has cup jointed the lag, the positive fixedly connected with restriction pole of lag, the restriction frame has been cup jointed to the front side on restriction pole surface, the fixed surface of lag is connected with the anticollision pad, the top fixedly connected with bent plate of anticollision pad, the positive bottom and the restriction pole fixed connection of bent plate, the inside of lag is provided with the rubber layer, the rubber layer cooperation lag uses. The structure is provided with the protecting sleeve, the anti-collision pad and the limiting rod, the joint of the cable assembly and the joint assembly is fastened and protected, the phenomenon that the joint is not protected in the past is replaced, the safety of the joint of the cable assembly and the joint assembly is greatly improved, and the phenomenon that the joint is separated by external force is avoided.

The Chinese patent greatly improves the safety of the joint of the cable assembly and the joint assembly, and avoids the phenomenon of being separated by external force, but the assembly lacks an effective sealing structure, so that electric power is easy to leak in the use process, and personnel contact is easy to cause dangerous accidents such as electric shock.

Accordingly, it is desirable to invent a cable connection shield assembly that addresses the above-described issues.

Disclosure of Invention

The present utility model is directed to a cable connection protection assembly, which solves the problem of the lack of an effective sealing structure in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a cable connection protection subassembly, includes connecting cable, connecting cable's inside is provided with cable core, connecting cable's top is provided with the terminal cable, cable core's outside swing joint has the constraint ring, the bottom fixedly connected with toper shrink ring of constraint ring, terminal cable's outside swing joint has the screw thread cover, two sets of the outside fixedly connected with rubber sleeve of screw thread cover, two sets of the rubber sleeve is in the outside of screw thread cover is symmetric distribution, the outside swing joint of screw thread cover has a tight line cuff, the outside of tight line cuff is provided with two sets of extension limit, two sets of extension limit is in the outside of tight line cuff is symmetric distribution, one side threaded connection of extension limit has fastening bolt, one side threaded connection of fastening bolt has fastening nut.

Preferably, the outer side of the conical shrink ring is provided with conical threads, and the inner wall of the thread sleeve is provided with a thread wall groove.

Preferably, the inner wall of the conical shrink ring is fixedly connected with a plurality of groups of protruding cones, and the plurality of groups of protruding cones are linearly distributed on the inner wall of the conical shrink ring.

Preferably, a plurality of groups of shrinkage grooves are formed in the outer side of the conical shrinkage ring, and the shrinkage grooves are distributed in a cross shape in the outer side of the conical shrinkage ring.

Preferably, the bottom of the rubber sleeve is movably connected with a sealing adhesive tape.

Preferably, the outer wall of the rubber sleeve is provided with a positioning groove.

Preferably, a fastening threaded hole is formed in one side of the extension edge.

The utility model has the technical effects and advantages that:

1. by arranging the rubber sleeve, the wire tightening cuff, the sealing adhesive tape, the positioning groove, the extending edge, the fastening bolt, the fastening nut and the fastening threaded hole, the device can shrink the wire tightening cuff through continuous rotation of the fastening bolt and the fastening nut on the wire tightening cuff, so that the rubber sleeve can be tightly pressed on a cable, the sealing of the joint of the cable is effectively realized, the situation that personnel electric shock is caused by leakage of a sealing structure in the use process is avoided, and the safety of the assembly is greatly improved;

2. through setting up constraint ring, toper shrink ring, thread bush, toper screw thread, thread wall groove, protruding awl and shrink groove to make the device accessible toper screw thread on the toper shrink ring and the threaded connection in thread bush internal thread wall groove extrude the shrink to the toper shrink ring, thereby can compress tightly cable core junction, and the protruding awl on the toper shrink ring can go deep into in the line silk of sinle silk, thereby very big improvement the linking effect of junction, increased the tensile effect of junction, avoided receiving external contact collision or pulled the circumstances that leads to the junction to take place the fracture.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of the overall structure of a cable connection protection assembly according to the present utility model.

Fig. 2 is a schematic diagram of a split structure of a cable connection protection assembly according to the present utility model.

Fig. 3 is a schematic structural diagram of a cable connection protection component according to the present utility model.

Fig. 4 is a schematic structural view of a sealing assembly of a cable connection protection assembly according to the present utility model.

In the figure: 1. a connecting cable; 2. a cable core; 3. a terminal cable; 4. a tie ring; 5. a tapered shrink ring; 6. a thread sleeve; 7. conical threads; 8. a threaded wall groove; 9. a convex cone; 10. a shrink tank; 11. a rubber sleeve; 12. tightening the wire hoops; 13. sealing tape; 14. a positioning groove; 15. an extension edge; 16. a fastening bolt; 17. a fastening nut; 18. and fastening the threaded hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a cable connection protection assembly shown in fig. 1-4, which comprises a connecting cable 1, wherein a cable core 2 is arranged in the connecting cable 1, a terminal cable 3 is arranged at the top of the connecting cable 1, a binding ring 4 is movably connected to the outer side of the cable core 2, the binding ring 4 plays a role in limiting connection with a lower conical shrinkage ring 5, the conical shrinkage ring 5 is fixedly connected to the bottom of the binding ring 4, the conical shrinkage ring 5 is in a conical arrangement, the conical shrinkage ring can gradually shrink when the tail end is stressed, a threaded sleeve 6 is movably connected to the outer side of the terminal cable 3, two groups of rubber sleeves 11 are fixedly connected to the outer side of the threaded sleeve 6, the two groups of rubber sleeves 11 are symmetrically distributed on the outer side of the threaded sleeve 6, the two groups of rubber sleeves 11 are rubber sealing parts of the device body, a tightening wire sleeve 12 is movably connected to the outer side of the threaded sleeve 6, the tightening wire sleeve 12 can tightly press the rubber sleeves 11 to be in contact with the cable, two groups of extension edges 15 are arranged on the outer side of the tightening wire sleeve 12, the two groups of extension edges 15 are symmetrically distributed on the outer side of the tightening wire 12, one side of the extension edges 15 is in a tightening wire 16, the tightening wire 16 is tightly connected to a tightening screw nut 17, and a tightening screw nut 17 is tightly screwed on one side of a tightening screw nut 17 is tightly fastened on the tightening screw nut.

The outside of toper shrink ring 5 is provided with toper screw thread 7, and screw thread wall groove 8 has been seted up to the inner wall of thread bush 6, and wherein toper screw thread 7 can be with screw thread wall groove 8 threaded connection to realized the shrink function of compressing tightly to toper shrink ring 5, this connected mode connection effect is firm simultaneously, is difficult for receiving to pull and produces not hard up droing, thereby has further improved the connection effect of this subassembly.

The inner wall fixedly connected with multiunit protruding awl 9 of toper shrink ring 5, multiunit protruding awl 9 is linear distribution at the inner wall of toper shrink ring 5, and the use of multiunit protruding awl 9 can get into in the line silk of cable core 2 when toper shrink ring 5 to very big improvement the tensile ability of this subassembly, avoided the cracked condition of junction emergence.

The outside of the conical shrink ring 5 is provided with a plurality of groups of shrink grooves 10, the plurality of groups of shrink grooves 10 are distributed in a cross shape on the outside of the conical shrink ring 5, and the plurality of groups of shrink grooves 10 are provided with spaces reserved when the conical shrink ring 5 shrinks, so that the shrinkage function of the conical shrink ring 5 is further realized, and the joint of the cable cores 2 can be tightly pressed.

The bottom swing joint of rubber sleeve 11 has sealing tape 13, and wherein sealing tape 13's use can seal rubber sleeve 11 and cable contact position to further improved the sealed effect of this subassembly, avoided personnel to contact the condition that takes place the electric shock.

The positioning groove 14 is formed in the outer wall of the rubber sleeve 11, the positioning groove 14 is formed to facilitate the preliminary installation and positioning of the wire tightening cuff 12 by a user, and meanwhile the condition that the sealing effect is not ideal due to the fact that the position of the wire tightening cuff 12 is deviated when the wire tightening cuff 12 is tightened is avoided.

One side of the extending edge 15 is provided with a fastening threaded hole 18, wherein the fastening threaded hole 18 can be in threaded connection with the fastening bolt 16, so that the distance between the two groups of extending edges 15 is reduced, and the tightening and sealing functions of the wire tightening hoop 12 are further realized.

Working principle: when a user installs, firstly, the thread bush 6 and the binding ring 4 sequentially penetrate through the terminal cable 3, then the connecting cable 1 and the insulating layer outside the terminal cable 3 are pulled out through the wire cutting pliers to leak the inner cable core 2, then the two groups of cable cores 2 are wound and twisted tightly, the binding ring 4 is pulled downwards until the bottom conical shrink ring 5 completely covers the connecting position of the cable cores 2, then the thread bush 6 is pulled downwards until the bottom end of the thread bush is contacted with the binding ring 4, the thread bush 6 is rotated, the thread wall groove 8 in the thread bush 6 is meshed with the conical threads 7 on the conical shrink ring 5, so that the conical shrink ring 5 continuously shrinks in the continuous screwing process, the connecting position of the cable cores 2 can be compressed, meanwhile, a plurality of groups of convex cones 9 on the inner side of the conical shrink ring 5 can extend into wires of the cable cores 2 during shrinkage, the connecting effect is further improved, and when the thread bush 6 cannot continuously rotate or completely cover the cable cores 2, the connection of the connecting cable 1 and the terminal cable 3 is completed; then, the user sleeves the two groups of tightening wire hoops 12 into the positioning grooves 14 on the rubber sleeve 11, then screws the tightening bolts 16 into the tightening threaded holes 18 in an aligned mode, in the screwing process, the two groups of extending edges 15 on the tightening wire hoops 12 continuously shrink, so that the diameters of the tightening wire hoops 12 continuously shrink, the rubber sleeve 11 can be compressed and sealing is completed, and then the tightening nuts 17 are screwed on the tightening bolts 16 to further lock the tightening wire hoops 12, so that sealing of the connecting place is completed; finally, the user can paste the sealing adhesive tape 13 at the contact position of the rubber sleeve 11 and the cable for further sealing, so that the sealing protection function of the cable connection protection assembly is realized.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. A cable connection protection assembly comprising a connection cable (1), characterized in that: the inside of connecting cable (1) is provided with cable core (2), the top of connecting cable (1) is provided with terminal cable (3), the outside swing joint of cable core (2) has constraint ring (4), the bottom fixedly connected with toper shrink ring (5) of constraint ring (4), the outside swing joint of terminal cable (3) has screw thread cover (6), the outside fixedly connected with two sets of rubber cover (11) of screw thread cover (6), two sets of rubber cover (11) are in the outside of screw thread cover (6) is symmetric distribution, the outside swing joint of screw thread cover (6) has tight line hoop (12), the outside of tight line hoop (12) is provided with two sets of extension limit (15), two sets of extension limit (15) are in the outside of tight line hoop (12) is symmetric distribution, one side threaded connection of extension limit (15) has fastening bolt (16), one side threaded connection of fastening bolt (16) has fastening nut (17).

2. The cable connection protection assembly of claim 1, wherein: the outside of toper shrink ring (5) is provided with toper screw thread (7), screw thread wall groove (8) have been seted up to the inner wall of thread bush (6).

3. The cable connection protection assembly of claim 1, wherein: the inner wall of the conical shrink ring (5) is fixedly connected with a plurality of groups of protruding cones (9), and the protruding cones (9) are linearly distributed on the inner wall of the conical shrink ring (5).

4. The cable connection protection assembly of claim 1, wherein: a plurality of groups of shrinkage grooves (10) are formed in the outer side of the conical shrinkage ring (5), and the shrinkage grooves (10) are distributed in a cross shape on the outer side of the conical shrinkage ring (5).

5. The cable connection protection assembly of claim 1, wherein: the bottom of the rubber sleeve (11) is movably connected with a sealing adhesive tape (13).

6. The cable connection protection assembly of claim 1, wherein: the outer wall of the rubber sleeve (11) is provided with a positioning groove (14).

7. The cable connection protection assembly of claim 1, wherein: one side of the extension edge (15) is provided with a fastening threaded hole (18).